1B0K: S642A:FLUOROCITRATE complex of aconitase

S642A:FLUOROCITRATE complex of aconitase. Determined by X-ray diffraction at 2.5 Å resolution. Released 18 Nov 1999.

Method
X-ray diffraction
Resolution
2.5 Å
Organism
Sus scrofa
Chains
1
Atoms
6,139
Mol. weight
83.22 kDa
Ligands
SF4, O, FLC
Released
18 Nov 1999

Explore 1B0K in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

1B0K contains 40 α-helices and 52 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 40 helices, 52 β-strands

ElementResiduesLengthSheet
β-strand611
β-strand1511
α-helix18-3215
α-helix38-458
β-strand4712
β-strand61-6442
β-strand68-7253
α-helix73-8614
β-strand95-9843
β-strand10514
α-helix109-11911
α-helix121-13414
β-strand137-13933
α-helix1401
β-strand14415
α-helix146-1538
β-strand160-16453
α-helix168-1747
β-strand177-18043
α-helix183-1908
α-helix193-1942
β-strand195-19842
α-helix199-2002
β-strand201-20886
α-helix217-22812
β-strand23417
β-strand236-24166
α-helix243-2475
α-helix250-2589
α-helix259-2635
β-strand26517
β-strand267-26936
α-helix274-2829
α-helix286-2938
α-helix296-2983
α-helix301-3022
α-helix305-3073
β-strand309-31466
β-strand321-32338
β-strand331-33338
α-helix337-3448
β-strand34919
β-strand350-35568
α-helix363-37816
β-strand386-38948
β-strand39315
α-helix394-4029
α-helix405-4117
β-strand414-41638
α-helix422-4254
β-strand42814
β-strand439-44358
β-strand459-46358
α-helix466-47510
β-strand47719
β-strand487-488210
β-strand494-495210
α-helix497-5004
α-helix509-5113
β-strand517-51823
α-helix519-5213
β-strand538111
α-helix543-5475
β-strand552-560912
β-strand561113
β-strand566114
α-helix567-5704
α-helix574-5796
β-strand581111
α-helix583-5864
α-helix587-5893
β-strand595-596213
β-strand601-602213
β-strand605-606215
β-strand613-614215
α-helix616-62510
β-strand630-633412
β-strand638116
β-strand640114
α-helix646-6538
β-strand656-661612
β-strand664116
α-helix666-6749
β-strand678-682512
α-helix685-6906
β-strand696-700512
β-strand706117
β-strand709117
β-strand711-716612
β-strand724-728512
α-helix733-7419
α-helix744-7518

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Protein (aconitase)Aprotein753Sus scrofaP16276 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>1B0K_1 PROTEIN (ACONITASE) (chains A)
RAKVAMSHFEPHEYIRYDLLEKNIDIVRKRLNRPLTLSEKIVYGHLDDPANQEIERGKTY
LRLRPDRVAMQDATAQMAMLQFISSGLPKVAVPSTIHCDHLIEAQLGGEKDLRRAKDINQ
EVYNFLATAGAKYGVGFWRPGSGIIHQIILENYAYPGVLLIGTDSHTPNGGGLGGICIGV
GGADAVDVMAGIPWELKCPKVIGVKLTGSLSGWTSPKDVILKVAGILTVKGGTGAIVEYH
GPGVDSISCTGMATICNMGAEIGATTSVFPYNHRMKKYLSKTGRADIANLADEFKDHLVP
DPGCHYDQVIEINLSELKPHINGPFTPDLAHPVAEVGSVAEKEGWPLDIRVGLIGSCTNS
SYEDMGRSAAVAKQALAHGLKCKSQFTITPGSEQIRATIERDGYAQVLRDVGGIVLANAC
GPCIGQWDRKDIKKGEKNTIVTSYNRNFTGRNDANPETHAFVTSPEIVTALAIAGTLKFN
PETDFLTGKDGKKFKLEAPDADELPRAEFDPGQDTYQHPPKDSSGQRVDVSPTSQRLQLL
EPFDKWDGKDLEDLQILIKVKGKCTTDHISAAGPWLKFRGHLDNISNNLLIGAINIENRK
ANSVRNAVTQEFGPVPDTARYYKQHGIRWVVIGDENYGEGASREHSALEPRHLGGRAIIT
KSFARIHETNLKKQGLLPLTFADPADYNKIHPVDKLTIQGLKDFAPGKPLKCIIKHPNGT
QETILLNHTFNETQIEWFRAGSALNRMKELQQK

Ligands and cofactors

IDNameFormulaCopies
SF4Iron/sulfur clusterFe4 S41
OOxygen atomO1
FLCCitrate anionC6 H5 O71

Primary citation

The mechanism of aconitase: 1.8 A resolution crystal structure of the S642a:citrate complex. Lloyd, S.J., Lauble, H., Prasad, G.S. et al. Protein Sci (1999) 8:2655-2662. PubMed

Other PDB entries of the same protein (UniProt P16276 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

About this viewer

MolViewer shows 1B0K directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.